Home / 6,513.82-9,762.70-3,705.01

Finding the Fourth Proportional to 6,513.82, 9,762.70 and 3,705.01

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Solution

The fourth proportional to 6,513.82, 9,762.70 and 3,705.01 is: 5,552.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,513.82 : 9,762.70 = 3,705.01 : x
  2. Step 2: Convert to fraction form
    6,513.82/9,762.70 = 3,705.01/x
  3. Step 3: Cross multiply
    6,513.82x = 9,762.70 × 3,705.01
  4. Step 4: Simplify right side
    6,513.82x = 36,170,885.98
  5. Step 5: Solve for x
    x = 36,170,885.98/6,513.82
  6. Step 6: Final answer
    x = 5,552.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.